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Scientific American

166 books

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nonfiction science informative medium-paced

302 pages paperback

nonfiction history science challenging informative medium-paced

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nonfiction health emotional informative medium-paced

218 pages paperback

nonfiction science informative medium-paced

220 pages paperback

nonfiction health psychology science informative fast-paced

240 pages paperback

nonfiction science challenging informative medium-paced

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nonfiction health science informative slow-paced

missing duration info audio

nonfiction health science informative slow-paced

missing duration info audio

nonfiction science challenging informative medium-paced

190 pages 2012

nonfiction science challenging informative medium-paced